1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ANDROID_SF_GLEXTENSION_H 18 #define ANDROID_SF_GLEXTENSION_H 19 20 #include <stdint.h> 21 #include <sys/types.h> 22 23 #include <utils/String8.h> 24 #include <utils/SortedVector.h> 25 #include <utils/Singleton.h> 26 27 #include <EGL/egl.h> 28 #include <EGL/eglext.h> 29 #include <GLES/gl.h> 30 #include <GLES/glext.h> 31 32 namespace android { 33 // --------------------------------------------------------------------------- 34 35 class GLExtensions : public Singleton<GLExtensions> 36 { 37 friend class Singleton<GLExtensions>; 38 39 bool mHaveFramebufferObject : 1; 40 41 String8 mVendor; 42 String8 mRenderer; 43 String8 mVersion; 44 String8 mExtensions; 45 SortedVector<String8> mExtensionList; 46 47 GLExtensions(const GLExtensions&); 48 GLExtensions& operator = (const GLExtensions&); 49 50 protected: 51 GLExtensions(); 52 53 public: 54 haveFramebufferObject()55 inline bool haveFramebufferObject() const { 56 return mHaveFramebufferObject; 57 } 58 59 void initWithGLStrings( 60 GLubyte const* vendor, 61 GLubyte const* renderer, 62 GLubyte const* version, 63 GLubyte const* extensions); 64 65 char const* getVendor() const; 66 char const* getRenderer() const; 67 char const* getVersion() const; 68 char const* getExtension() const; 69 70 bool hasExtension(char const* extension) const; 71 }; 72 73 74 // --------------------------------------------------------------------------- 75 }; // namespace android 76 77 #endif // ANDROID_SF_GLEXTENSION_H 78